On the final mix of the single, Lennon played a 1965 Gretsch Nashville, Paul McCartney a 1964 Rickenbacker 4001S bass, Harrison a 1964 Gibson SG, and Ringo Starr used Ludwig drums.
In the United States, the song peaked at number 23 on the Billboard Hot 100 on 9 July 1966, and remained in that position the following week.
Rolling Stone magazine ranks "Rain" 463rd in its list of "The 500 Greatest Songs of All Time".
On a list compiled by the New York radio station Q104.3, the song appeared at number 382.
"Rain" is notable for Ringo Starr's drumming, which Starr rates as his best recorded performance.